On the one hand, this is a really neat hack. On the other hand, given the current situation with cars, pollution in cities (air quality, noise-level etc), global warming, I would personally think twice before doing something that would make car driving easier and more pleasant, as that simply incentivizes more driving. (getting a ticket might be a small inconvenience, but it does contribute to creating a slight avers…
Don't punish cars, promote electric cars, scooters, bikes, and other ways of getting around. Dedicate more parking to electric-only spots (with chargers), bike racks and bike share docks, and scooter parks.